Startup profile · funding coverage
Reach Security funding, valuation and investors
AI-assisted validation and optimization of enterprises' existing security controls.
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Funding, valuation & investors
Answer-first snapshotLatest funding
Series B
More than US$50 million; exact amount undisclosed · October 13, 2026
Latest known valuation
Undisclosed
Series B · October 13, 2026
Total disclosed equity funding
$50M
Excludes debt, grants, acquisitions, secondaries, and IPO proceeds.
Current status
private
series b · San Francisco, United States
Investors in latest funding
Lead: Top Tier Capital Partners
Other: Ballistic Ventures , In-Q-Tel , M12
Overview
Reach Security is a San Francisco cybersecurity company led by co-founders Garrett Hamilton and Colt Blackmore. Its October 13, 2026 announcement disclosed more than $50 million in Series B funding led by Top Tier Capital Partners, with Ballistic Ventures, In-Q-Tel, M12 and existing investors participating. Valuation and exact amount were undisclosed.
Why Reach Security is interesting
The company is trying to turn installed security products into continuously verified defenses, with a $50M-plus Series B funding its integration-led distribution.
Product & use cases
Reach reads security-product configurations, checks whether attack paths are blocked and supports staged remediation. Reach Everywhere distributes control-health information through APIs, an MCP server and workflow integrations. Performance assertions remain company claims.
Funding history (newest first)
Series B
2026-10-13T00:00:00Z More than US$50 million; exact amount undisclosed Valuation: UndisclosedInvestors in our directory
Funds linked from Reach Security's profile — open a fund page for stage focus and related deal articles.
Competitive landscape
Edge: The proposed differentiation is control-level evidence across security products customers already own rather than another standalone detector.
Integration breadth may support adoption but also creates maintenance costs and platform dependence. Production safety, policy-change approval and rollback are important diligence questions; deterministic AI branding does not establish error-free behavior.
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Harmonic Security adjacent
Focuses on workforce AI-use controls rather than the same installed-security-control validation problem.
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Pluto Security adjacent
Addresses employee-built agents and tools; overlap is enterprise governance, not identical product scope.
Industries
Market / IPO context
Editorial / static context — not a live quote.
Related funding articles
Venture Capital Tracker pieces that cover Reach Security's financing or category context.
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